Location History:
- Chiyoda-ku, JP (2009)
- Tokyo, JP (2005 - 2023)
Company Filing History:
9 out of 1,098 
4 out of 3,542 
1 out of 3 Years Active: 2005-2023
Title: Kiyonori Tokuno: Innovator in Titanium Materials
Introduction
Kiyonori Tokuno is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced titanium materials. With a total of 14 patents to his name, Tokuno's work has garnered attention for its innovative approaches and practical applications.
Latest Patents
One of Tokuno's latest patents focuses on a titanium material that includes a titanium oxide layer formed on the surface of titanium as a base material. This titanium oxide layer has a thickness measured by glow discharge spectrometry ranging from 60 to 300 nm. The layer contains 0.5 to 7.0 at % of nitrogen, and the arithmetic mean roughness Ra of the surface is between 2.0 to 4.0 µm. Additionally, the power spectrum of the surface roughness exhibits specific amplitude heights in defined wavelength ranges. Another notable patent involves a titanium material or titanium alloy material that features surface electrical conductivity, along with a method for producing such materials. This innovation is particularly relevant for fuel cell applications, providing good contact-to-carbon electrical conductivity and durability.
Career Highlights
Throughout his career, Kiyonori Tokuno has worked with leading companies in the industry, including Nippon Steel & Sumitomo Metal Corporation and Nippon Steel Corporation. His experience in these organizations has allowed him to refine his expertise in materials engineering and contribute to groundbreaking advancements in titanium technology.
Collaborations
Tokuno has collaborated with notable colleagues in his field, including Michio Kaneko and Kazuhiro Takahashi. These partnerships have facilitated the exchange of ideas and fostered innovation in their respective projects.
Conclusion
Kiyonori Tokuno's contributions to the field of titanium materials exemplify the impact of innovative thinking in engineering. His patents reflect a commitment to advancing technology and improving material properties for various applications. Through his work, Tokuno continues to influence the landscape of materials science and engineering.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.